Green’s Dictionary of Slang

1. relating to commercial or casual sex.

1953		S. Bellow Augie March (1996) 62: Trick shoes, pointed and pimpy, polished like a tango dancer’s.
1958		E. Gilbert Vice Trap 105: It was a trick bar, with the cribs out in back.
1979		‘Iceberg Slim’ Airtight Willie and Me 29: I stopped by Pretty Phil’s, a pimp pal’s juke saloon and two story trick hotel.
1991		C. Fletcher Pure Cop 86: She had a trick book in her condo that had pages and pages of girls’ names.
2000		W.T. Vollmann Royal Family 323: The trick pad might be any one of the ugly houses of Ocean Beach. [Ibid.] 679: Fuck, that’s just her trick name.

2. used lit. or fig. to imply the foolish gullibility of anyone who is, or might as well be a prostitute’s client.

1972

Milner & Milner Black Players 195: ‘Trick marriage’ is seen by the pimps as a man’s servitude to women in exchange for ‘her pussy.’.